Connecticut sent over 50,000 men to the Union Army in the Civil War, organized into 30 regiments of infantry, 1 of cavalry, and 2 of heavy artillery, as well as 3 batteries of light artillery. Around 1,270 men from Connecticut were at the Battle of Gettysburg, organized into five infantry regiments and one light artillery battery. Around 340 men (27%) became casualties in the battle.

One of the army’s eight corps commanders, Major General John Sedgwick, commander of the Sixth Corps, was from Connecticut.

2nd Connecticut Light Battery 17th connecticut Infantry Regiment
5th Connecticut infantry 20th Connecticut Infantry
14th Connecticut Infantry 27th Connecticut Infantry